>>reporter: interesting it was four years ago that then young senator obama was facing the same questions governor romney is now about whether he had a fitness to be commander in chief. he was facing the questions not just from republicans in 2008 but from democrats and his own v.p. nominee biden who said before the 2008 election, at some point, he will be tested as a young commander in chief. they believe inside the white house he has passed that test. >>shepard: the attack on the consequence last left the president on the defensive. >> in doubt there is a vulnerability for the president on foreign policy because of what happened in benghazi. that is why mitt romney sees an opening. and our latest polling this month, it shows on the question of who do you trust more to handle foreign policy, the president is leading 52 percent to 41 percent. it was higher for him in september, at 54 percent trusting him more in september. a little bit of a shift in october. the bottom line, again, they feel confident in chicago and the campaign headquarters there, they believe the president has the edge